# Re: Good example of AGC after RTL\_SDR

**URL:** <https://www.ruby-forum.com/t/re-good-example-of-agc-after-rtl-sdr/231022>\
**Category:** GNU Radio\
**Created:** [July 17, 2014, 5:33pm UTC](https://www.ruby-forum.com/t/re-good-example-of-agc-after-rtl-sdr/231022 "2014-07-17T17:33:44Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![addis\_a](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/a/c4cdca/32.png) [@addis\_a](https://www.ruby-forum.com/u/addis_a)\
**Post date:** [July 17, 2014, 5:33pm UTC](https://www.ruby-forum.com/t/re-good-example-of-agc-after-rtl-sdr/231022/1 "2014-07-17T17:33:44Z")

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**Author:** ![unknown](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/u/4bbf92/32.png) [@unknown](https://www.ruby-forum.com/u/unknown)\
**Post date:** [July 18, 2014, 12:42am UTC](https://www.ruby-forum.com/t/re-good-example-of-agc-after-rtl-sdr/231022/2 "2014-07-18T00:42:42Z")

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Wouldn’t it be easier to add some front-end filtering?